Building a Riaa based on Merlin Blencowe's board

Questions suggestions: tubular.well <( -at- )> gmail.com

Building this riaa as "all in one" eq. With JJ E83CC it shows excellent distortion properties.

The board
And the distortion spectra
The low frequency peaks are hum resulting from the board laying open in the lab.

Pictures will follow

Latest change:


Feel trapped ?